inverted airfoil造句

例句与造句

1. The horizontal stabilizer had an inverted airfoil section, which facilitated dive recovery and permitted the use of an unbalanced elevator.
2. It was a NASA design and was built to evaluate " inverted airfoil " lifting body and delta ( letter ) planform.
3. The Gurney flap was first applied to the Sikorsky S-76B variant, when flight testing revealed the horizontal stabilizer from the original S-76 did not provide sufficient lift . Engineers fitted a Gurney flap to the NACA 2412 inverted airfoil to resolve the problem without redesigning the stabilizer from scratch.
4. It's difficult to find inverted airfoil in a sentence. 用inverted airfoil造句挺难的